package com.demo.bean;

import org.springframework.stereotype.Component;

@Component
public class GreatWallDisplay implements Display {

	public GreatWallDisplay(){
		System.out.println("调用GreatWallDisplay构造方法");
	}
	
	@Override
	public void show() {
		System.out.println("使用长城显示器.....");
	}

	 

}
